{"version":"1.0","provider_name":"\u30c0\u30eb\u30b3","provider_url":"https:\/\/www.darko-tech.com\/ja","author_name":"Cement Innovator","author_url":"https:\/\/www.darko-tech.com\/ja\/author\/wordpress51\/","title":"Rotary Airlock Valve: Selection, Sizing &amp; Troubleshooting Guide","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"OsN8fc5i0w\"><a href=\"https:\/\/www.darko-tech.com\/ja\/rotary-airlock-valve-selection-sizing-troubleshooting-guide\/\">Rotary Airlock Valve: Selection, Sizing &amp; Troubleshooting Guide<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.darko-tech.com\/ja\/rotary-airlock-valve-selection-sizing-troubleshooting-guide\/embed\/#?secret=OsN8fc5i0w\" width=\"600\" height=\"338\" title=\"&#8220;Rotary Airlock Valve: Selection, Sizing &amp; Troubleshooting Guide&#8221; &#8212; DARKO\" data-secret=\"OsN8fc5i0w\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/www.darko-tech.com\/wp-includes\/js\/wp-embed.min.js\n<\/script>","thumbnail_url":"https:\/\/www.darko-tech.com\/wp-content\/uploads\/2026\/09\/Rotary-Airlock-Valve-Pneumatic-Conveying-and-Dust-Collection.jpg","thumbnail_width":800,"thumbnail_height":400,"description":"In bulk material handling systems for cement production, mineral processing, and food manufacturing, a rotary airlock valve \u2014 commonly referred to as a rotary gate, rotary feeder, or industrial rotary valve \u2014 serves as a critical dual-function component. It delivers stable, adjustable volumetric feeding for dry powders and granular materials while maintaining consistent pressure isolation between separate process zones. This unique dual functionality makes it indispensable for pneumatic conveying, industrial dust collection, and silo discharge operations across heavy industrial facilities.If you have explored our core technical guide on rotary gate types and industrial applications, you will be familiar with the four primary valve configurations: drop-through, blow-through, heavy-duty wear-resistant, and sanitary [&hellip;]"}